a number cube is labeled 1 to 6 .richard will roll the number cube 500 times and record the results. ABout how many times could richard expect to roll and even number

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Which of the following contains a variable?

What is the measure of angle a and angle c ?